@article{marcio guelmann2004in,
  title={Pulpectomies in primary incisors using three delivery systems: an in vitro study},
  author={marcio guelmann,monique mceachern,clara turner},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={28},
  number={4},
  pages={323--326},
  doi = {10.17796/jcpd.28.4.j634167443m061n3},
  year={2004}
}